provider.c revision fc251eb7714d158c2952bc2ddbbcfb9169098212
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere/* Licensed to the Apache Software Foundation (ASF) under one or more
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * contributor license agreements. See the NOTICE file distributed with
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * this work for additional information regarding copyright ownership.
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * The ASF licenses this file to You under the Apache License, Version 2.0
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * (the "License"); you may not use this file except in compliance with
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * the License. You may obtain a copy of the License at
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere *
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * http://www.apache.org/licenses/LICENSE-2.0
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere *
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * Unless required by applicable law or agreed to in writing, software
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * distributed under the License is distributed on an "AS IS" BASIS,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * See the License for the specific language governing permissions and
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere * limitations under the License.
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere */
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere#include "apr_pools.h"
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere#include "apr_hash.h"
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere#include "apr_tables.h"
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere#include "apr_strings.h"
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere#include "ap_provider.h"
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclerestatic apr_hash_t *global_providers = NULL;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclerestatic apr_hash_t *global_providers_names = NULL;
fac8c35bfb158112226ab43ddf84d59daca5dc30nd
d474d8ef01ec5c2a09341cd148851ed383c3287crbowen
d474d8ef01ec5c2a09341cd148851ed383c3287crbowenstatic apr_status_t cleanup_global_providers(void *ctx)
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere{
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere global_providers = NULL;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere global_providers_names = NULL;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere return APR_SUCCESS;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere}
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclereAP_DECLARE(apr_status_t) ap_register_provider(apr_pool_t *pool,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_group,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_name,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_version,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const void *provider)
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere{
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_hash_t *provider_group_hash, *provider_version_hash;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (global_providers == NULL) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere global_providers = apr_hash_make(pool);
fabd4bc0c499704e644a74f78cc3871436824ea0jim global_providers_names = apr_hash_make(pool);;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_pool_cleanup_register(pool, NULL, cleanup_global_providers,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_pool_cleanup_null);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere /* First, deal with storing the provider away */
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor provider_group_hash = apr_hash_get(global_providers, provider_group,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (!provider_group_hash) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_group_hash = apr_hash_make(pool);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_hash_set(global_providers, provider_group, APR_HASH_KEY_STRING,
fabd4bc0c499704e644a74f78cc3871436824ea0jim provider_group_hash);
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
bed3c2e56e8f3328e780200466b9d009093db468sf }
bed3c2e56e8f3328e780200466b9d009093db468sf
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_version_hash = apr_hash_get(provider_group_hash, provider_name,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (!provider_version_hash) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_version_hash = apr_hash_make(pool);
591f748210dc55f2972482dddc84bb6bac61d6b9noodl apr_hash_set(provider_group_hash, provider_name, APR_HASH_KEY_STRING,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_version_hash);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor }
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor /* just set it. no biggy if it was there before. */
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_hash_set(provider_version_hash, provider_version, APR_HASH_KEY_STRING,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider);
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere /* Now, tuck away the provider names in an easy-to-get format */
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_group_hash = apr_hash_get(global_providers_names, provider_group,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (!provider_group_hash) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_group_hash = apr_hash_make(pool);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_hash_set(global_providers_names, provider_group, APR_HASH_KEY_STRING,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_group_hash);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_version_hash = apr_hash_get(provider_group_hash, provider_version,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor APR_HASH_KEY_STRING);
fabd4bc0c499704e644a74f78cc3871436824ea0jim
fabd4bc0c499704e644a74f78cc3871436824ea0jim if (!provider_version_hash) {
fabd4bc0c499704e644a74f78cc3871436824ea0jim provider_version_hash = apr_hash_make(pool);
fabd4bc0c499704e644a74f78cc3871436824ea0jim apr_hash_set(provider_group_hash, provider_version, APR_HASH_KEY_STRING,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_version_hash);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor /* just set it. no biggy if it was there before. */
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor apr_hash_set(provider_version_hash, provider_name, APR_HASH_KEY_STRING,
fabd4bc0c499704e644a74f78cc3871436824ea0jim provider_name);
fabd4bc0c499704e644a74f78cc3871436824ea0jim
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere return APR_SUCCESS;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor}
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzorAP_DECLARE(void *) ap_lookup_provider(const char *provider_group,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_name,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_version)
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor{
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor apr_hash_t *provider_group_hash, *provider_name_hash;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor if (global_providers == NULL) {
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor return NULL;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor provider_group_hash = apr_hash_get(global_providers, provider_group,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor APR_HASH_KEY_STRING);
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
fabd4bc0c499704e644a74f78cc3871436824ea0jim if (provider_group_hash == NULL) {
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor return NULL;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor }
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere provider_name_hash = apr_hash_get(provider_group_hash, provider_name,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (provider_name_hash == NULL) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere return NULL;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere return apr_hash_get(provider_name_hash, provider_version,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere}
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
999942e8e84bcae9b439ab30a040b1b997b343c9gryzorAP_DECLARE(apr_array_header_t *) ap_list_provider_names(apr_pool_t *pool,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor const char *provider_group,
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere const char *provider_version)
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor{
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor apr_array_header_t *ret = apr_array_make(pool, 10, sizeof(ap_list_provider_names_t));
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor ap_list_provider_names_t *entry;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor apr_hash_t *provider_group_hash, *h;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor apr_hash_index_t *hi;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor char *val;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor if (global_providers_names == NULL) {
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor return ret;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor }
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor provider_group_hash = apr_hash_get(global_providers_names, provider_group,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor APR_HASH_KEY_STRING);
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor if (provider_group_hash == NULL) {
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor return ret;
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor }
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor h = apr_hash_get(provider_group_hash, provider_version,
999942e8e84bcae9b439ab30a040b1b997b343c9gryzor APR_HASH_KEY_STRING);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere if (h == NULL) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere return ret;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere }
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere for (hi = apr_hash_first(pool, h); hi; hi = apr_hash_next(hi)) {
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere apr_hash_this(hi, NULL, NULL, (void *)&val);
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere entry = apr_array_push(ret);
fac8c35bfb158112226ab43ddf84d59daca5dc30nd entry->provider_name = apr_pstrdup(pool, val);
d474d8ef01ec5c2a09341cd148851ed383c3287crbowen }
d474d8ef01ec5c2a09341cd148851ed383c3287crbowen return ret;
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere}
9c1260efa52c82c2a58e5b5f20cd6902563d95f5rbowen
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclereAP_DECLARE(apr_array_header_t *) ap_list_provider_groups(apr_pool_t *pool)
e3659090e9bb9934465dbb6c6212ba4c512190b0jfclere{
apr_array_header_t *ret = apr_array_make(pool, 10, sizeof(ap_list_provider_groups_t));
ap_list_provider_groups_t *entry;
apr_hash_t *provider_group_hash;
apr_hash_index_t *groups_hi, *vers_hi;
char *group, *version;
if (global_providers_names == NULL)
return ret;
for (groups_hi = apr_hash_first(pool, global_providers_names);
groups_hi;
groups_hi = apr_hash_next(groups_hi))
{
apr_hash_this(groups_hi, (void *)&group, NULL, (void *)&provider_group_hash);
if (provider_group_hash == NULL)
continue;
for (vers_hi = apr_hash_first(pool, provider_group_hash);
vers_hi;
vers_hi = apr_hash_next(vers_hi))
{
apr_hash_this(vers_hi, (void *)&version, NULL, NULL);
entry = apr_array_push(ret);
entry->provider_group = group;
entry->provider_version = version;
}
}
return ret;
}